Auditory processing disorder (also known as central auditory processing disorder or CAPD) is a condition that makes it hard for kids to recognize subtle differences between sounds in words. It affects their ability to process what other people are saying.
Gallium is a solid metal at room temperature, but it melts in your hands. 00:09. When gallium is in its liquid state, if feels like cold melted solder in your hands. 00:33. Melting gallium onto aluminum makes the aluminum brittle enough to break with your fingers.
How to Melt Scrap Metal. Scrap metal accumulates in the workshop of any metal worker, whether you make jewelry, fix cars or build with metal. If you are patient and scrupulous in maintaining your scraps, you can build up a large enough collection to turn the useless scraps back into a productive piece of metal.